Portable power source



FIG. 1 is a front, right and top perspective view of a portable power source, showing my design.

FIG. 2 is a rear, left and bottom perspective view thereof.

FIG. 3 is a front elevation view thereof.

FIG. 4 is a rear elevation view thereof.

FIG. 5 is a left side elevation view thereof.

FIG. 6 is a right side elevation view thereof.

FIG. 7 is a top plan view thereof.

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a partial enlarged view of an area labeled 9 in FIG. 1 .

The broken lines shown in the drawings are included for the purpose of illustrating portions of the portable power source that form no part of the claimed design.

The dot-dash broken lines in FIG. 1 and FIG. 9 depict the boundaries of the enlargements that form no part of the claimed design. 

CLAIM The ornamental design for a portable power source, as shown and described. 